Home / 5,255.73-7,884.04-1,507.53

Finding the Fourth Proportional to 5,255.73, 7,884.04 and 1,507.53

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Solution

The fourth proportional to 5,255.73, 7,884.04 and 1,507.53 is: 2,261.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.73 : 7,884.04 = 1,507.53 : x
  2. Step 2: Convert to fraction form
    5,255.73/7,884.04 = 1,507.53/x
  3. Step 3: Cross multiply
    5,255.73x = 7,884.04 × 1,507.53
  4. Step 4: Simplify right side
    5,255.73x = 11,885,387.40
  5. Step 5: Solve for x
    x = 11,885,387.40/5,255.73
  6. Step 6: Final answer
    x = 2,261.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.